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2025-11-21 - 14:40
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Fri Nov 21, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050680,0irq/25-eth00-21swapper/107:05:221
110050640,0irq/25-eth00-21swapper/307:05:123
9950540,0irq/24-0000:00:0-21swapper/007:05:340
2112624321,0sleep20-21swapper/207:06:232
21489991612,0cyclictest0-21swapper/212:31:452
2149099150,0cyclictest32562-21sshd10:31:203
21490991411,0cyclictest13428-21diskmemload12:18:413
21489991413,0cyclictest0-21swapper/211:11:352
21489991413,0cyclictest0-21swapper/209:26:222
2148999140,0cyclictest17450-21sshd09:10:172
21488991413,0cyclictest16339-21bash09:28:521
21488991413,0cyclictest0-21swapper/111:56:091
21488991413,0cyclictest0-21swapper/109:32:071
2148899140,0cyclictest0-21swapper/111:25:421
2148899140,0cyclictest0-21swapper/109:38:361
21487991411,0cyclictest0-21swapper/011:16:520
21487991411,0cyclictest0-21swapper/010:46:260
2148799140,0cyclictest0-21swapper/009:10:200
351130,0ktimersoftd/30-21swapper/310:07:523
2149099132,0cyclictest16286-21bash10:44:233
21490991312,0cyclictest0-21swapper/309:13:313
21490991311,0cyclictest11690-21id12:32:233
21490991311,0cyclictest0-21swapper/311:04:413
2149099130,0cyclictest0-21swapper/311:35:343
21489991312,0cyclictest28742-21rm09:22:332
21489991312,0cyclictest0-21swapper/209:41:422
21489991312,0cyclictest0-21swapper/207:10:202
21489991311,0cyclictest0-21swapper/210:41:452
21489991311,0cyclictest0-21swapper/210:31:312
2148999130,0cyclictest13993-21sshd10:25:432
2148999130,0cyclictest0-21swapper/210:13:102
2148899130,0cyclictest0-21swapper/110:08:561
21487991312,0cyclictest29159-21sshd10:38:320
21487991312,0cyclictest25313-21sshd11:47:350
21487991312,0cyclictest15965-21df10:15:130
21487991312,0cyclictest11532-21bash12:06:020
21487991312,0cyclictest0-21swapper/010:03:480
21487991311,0cyclictest0-21swapper/011:31:110
110050130,0irq/25-eth00-21swapper/110:55:111
41120,0ktimersoftd/00-21swapper/012:20:120
21490991211,0cyclictest0-21swapper/312:23:293
21490991211,0cyclictest0-21swapper/309:35:563
21490991211,0cyclictest0-21swapper/309:21:453
21490991211,0cyclictest0-21swapper/309:17:563
2149099120,0cyclictest12484-21sshd10:25:323
2149099120,0cyclictest0-21swapper/312:07:113
21489991211,0cyclictest0-21swapper/212:08:182
21489991210,0cyclictest20635-21sshd11:39:352
21489991210,0cyclictest0-21swapper/209:18:422
2148999120,0cyclictest31236-21sshd12:18:022
2148999120,0cyclictest18542-21bash09:57:432
2148999120,0cyclictest0-21swapper/210:49:382
21488991212,0cyclictest0-21swapper/110:10:051
21488991211,0cyclictest32547-21sshd12:08:201
21488991211,0cyclictest0-21swapper/112:19:011
21488991211,0cyclictest0-21swapper/111:06:471
21488991210,0cyclictest0-21swapper/110:37:301
2148899120,0cyclictest31092-21sshd11:54:591
2148899120,0cyclictest13620-21sshd11:38:511
2148899120,0cyclictest0-21swapper/110:53:541
2148899120,0cyclictest0-21swapper/110:23:131
2148899120,0cyclictest0-21swapper/109:53:291
21487991211,0cyclictest0-21swapper/009:19:130
21487991210,0cyclictest32023-21sshd10:53:120
21487991210,0cyclictest0-21swapper/010:26:350
21487991210,0cyclictest0-21swapper/009:49:310
2148799120,0cyclictest0-21swapper/012:34:290
2148799120,0cyclictest0-21swapper/012:12:530
2148799120,0cyclictest0-21swapper/011:04:550
110050120,0irq/25-eth012939-21sshd09:53:382
41110,0ktimersoftd/09428-21sshd12:19:060
351110,0ktimersoftd/30-21swapper/311:16:463
271110,0ktimersoftd/20-21swapper/207:24:572
2149099119,0cyclictest0-21swapper/307:41:233
21490991111,0cyclictest0-21swapper/311:52:533
21490991111,0cyclictest0-21swapper/311:21:523
21490991110,0cyclictest0-21swapper/311:05:163
21490991110,0cyclictest0-21swapper/310:10:153
21490991110,0cyclictest0-21swapper/309:56:223
21490991110,0cyclictest0-21swapper/309:03:113
2149099110,0cyclictest0-21swapper/308:11:003
2149099110,0cyclictest0-21swapper/307:29:323
2149099110,0cyclictest0-21swapper/307:22:213
21489991111,0cyclictest0-21swapper/211:55:102
21489991111,0cyclictest0-21swapper/210:00:032
21489991110,0cyclictest0-21swapper/208:35:002
2148999110,0cyclictest0-21swapper/211:03:082
2148999110,0cyclictest0-21swapper/208:58:492
2148999110,0cyclictest0-21swapper/208:09:202
2148999110,0cyclictest0-21swapper/207:53:402
2148999110,0cyclictest0-21swapper/207:49:562
2148999110,0cyclictest0-21swapper/207:15:012
21488991110,0cyclictest0-21swapper/112:32:101
21487991111,0cyclictest14067-21sshd11:10:100
21487991111,0cyclictest110050irq/25-eth012:35:040
21487991110,0cyclictest27853-21sshd11:54:390
2148799110,0cyclictest0-21swapper/008:51:200
191110,0ktimersoftd/113462-21sshd12:26:071
191110,0ktimersoftd/10-21swapper/111:16:461
110050110,0irq/25-eth08266-21sshd12:28:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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